After Chin is kidnapped by a cartel in Mexico, Five-0 must find and rescue him before he is executed by the group that’s out for revenge. Also, Grover goes undercover as a car salesman to investigate a murder that turns out to be far more complex and dangerous than expected.
When Nicholas Helman (Michael Des Barres) resurfaces to carry out a killing spree, the Phoenix is forced to get help from the one person who knows him best... his protégé, Murdoc.
MacGyver and Desi help a group of Syrian refugees who are being pursued by human traffickers. Also, in Los Angeles, Bozer is trapped in Oversight's car which is rigged to explode.
Magnum and Higgins take the case of recovering the stolen urn of a woman's deceased husband, but they soon find that others believe the urn is worth killing for. Also, Rick and TC confront a man (guest star Andre Reed) who's been impresonating football legend Andre Reed.